Publications by authors named "John Opfer"

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Sources of error in numerical estimation: Insights from the wisdom of crowds effect.
Hyekyung Park, John E Opfer

J Exp Child Psychol· December 2025

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Language and the algebraic mind.
Jike Qin, John E Opfer

Mem Cognit· June 2025

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Cognitive support for political partisans' understanding of policy data.
Shuyuan Yu, John E Opfer

PLoS One· October 2024

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Cognitive mediators of US-China differences in early symbolic arithmetic.
John E Opfer, Dan Kim, Lisa K Fazio, Xinlin Zhou, Robert S Siegler

PLoS One· July 2024

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From integers to fractions: The role of analogy in transfer and long-term learning.
Shuyuan Yu, Pooja Sidney, Dan Kim, Clarissa A Thompson, John E Opfer

J Exp Child Psychol· July 2024

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From integers to fractions: The role of analogy in developing a coherent understanding of proportional magnitude.
Shuyuan Yu, Dan Kim, Charles J Fitzsimmons, Marta K Mielicki, Clarissa A Thompson, John E Opfer

Dev Psychol· October 2022

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A number-line task with a Bayesian active learning algorithm provides insights into the development of non-symbolic number estimation.
Sang Ho Lee, Dan Kim, John E Opfer, Mark A Pitt, Jay I Myung

Psychon Bull Rev· June 2022

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Unwarranted philosophical assumptions in research on ANS.
John Opfer, Richard Samuels, Stewart Shapiro, Eric Snyder

Behav Brain Sci· December 2021

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Dynamics Versus Development in Numerosity Estimation: A Computational Model Accurately Predicts a Developmental Reversal.
Dan Kim, John E Opfer

Cogn Sci· October 2021

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Left posterior prefrontal regions support domain-general executive processes needed for both reading and math.
Kai Wang, Marie T Banich, Andrew E Reineberg, Daniel R Leopold, Erik G Willcutt, John Opfer

J Neuropsychol· September 2020

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Compression is evident in children's unbounded and bounded numerical estimation: Reply to Cohen and Ray (2020).
Dan Kim, John E Opfer

Dev Psychol· April 2020

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The nature of the association between number line and mathematical performance: An international twin study.
Maria Grazia Tosto, Gabrielle Garon-Carrier, Susan Gross, Stephen A Petrill, Sergey Malykh, John E Opfer

Br J Educ Psychol· December 2019

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Characterizing and decomposing the neural correlates of individual differences in reading ability among adolescents with task-based fMRI.
Kai Wang, Daniel R Leopold, Marie T Banich, Andrew E Reineberg, Erik G Willcutt, John Opfer

Dev Cogn Neurosci· June 2019

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Individual Differences in Addition Strategy Choice: A Psychometric Evaluation.
Katherine T Rhodes, Sarah Lukowski, Lee Branum-Martin, John Opfer, David C Geary

J Educ Psychol· April 2019

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Linear Spatial-Numeric Associations Aid Memory for Single Numbers.
John Opfer, Dan Kim, Christopher J Young, Francesca Marciani

Front Psychol· February 2019

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Dynamics and development in number-to-space mapping.
Dan Kim, John E Opfer

Cogn Psychol· December 2018

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Nuclear IHC enumeration: A digital phantom to evaluate the performance of automated algorithms in digital pathology.
Muhammad Khalid Khan Niazi, Fazly Salleh Abas, Caglar Senaras, Michael Pennell, Berkman Sahiner, John Opfer

PLoS One· August 2018

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A field guide for teaching evolution in the social sciences.
Cristine H Legare, John E Opfer, Justin T A Busch, Andrew Shtulman

Evol Hum Behav· May 2018

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Number sense and mathematics: Which, when and how?
Maria G Tosto, Stephen A Petrill, Sergey Malykh, Karim Malki, Claire M A Haworth, John Opfer

Dev Psychol· October 2017

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A unified framework for bounded and unbounded numerical estimation.
Dan Kim, John E Opfer

Dev Psychol· June 2017

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How not to develop a sense of number.
John E Opfer, Koleen McCrink

Behav Brain Sci· January 2017

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Free versus anchored numerical estimation: A unified approach.
John E Opfer, Clarissa A Thompson, Dan Kim

Cognition· April 2016

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Learning Linear Spatial-Numeric Associations Improves Accuracy of Memory for Numbers.
Clarissa A Thompson, John E Opfer

Front Psychol· February 2016

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Development of Spatial-Numerical Associations.
Koleen McCrink, John E Opfer

Curr Dir Psychol Sci· December 2014

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The value of numbers in economic rewards.
Frank J Kanayet, John E Opfer, William A Cunningham

Psychol Sci· August 2014

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